1977 Cal 33 vs 1979 Pearson 37 — Comparison

1977 Cal 33
VS
1979 Pearson 371979 Pearson 37

Specifications Side by Side

Specification1977 Cal 331979 Pearson 37
General
ManufacturerCalPearson
Year1977–19821979–1985
TypeSloopSloop
CountryUSAUSA
DesignerBill Lapworth / C. Raymond HuntWilliam Shaw
Dimensions
LOA10.06 m (33.0 ft)11.28 m (37.0 ft)
LWL8.08 m (26.5 ft)8.69 m (28.5 ft)
Beam3.20 m (10.5 ft)3.43 m (11.3 ft)
Draft1.60 m (5.2 ft)1.83 m (6.0 ft)
Weight
Displacement5,216 kg (11,499 lbs)7,258 kg (16,001 lbs)
Ballast2,177 kg (4,799 lbs)3,084 kg (6,799 lbs)
Sailing
Sail Area43.0 m² (463 ft²)56.0 m² (603 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFinFin
Engine & Tanks
Engine18 HP28 HP
Fuel Capacity68 L (18.0 gal)95 L (25.1 gal)
Water Capacity114 L (30.1 gal)190 L (50.2 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1977 Cal 33
14.53
1979 Pearson 37
15.18
Ballast Ratio (Higher = more stability)
1977 Cal 33
41.74
1979 Pearson 37
42.49
Capsize Ratio (Lower = safer offshore)
1977 Cal 33
0.74
1979 Pearson 37
0.71
Comfort Ratio (Higher = gentler motion)
1977 Cal 33
22.63
1979 Pearson 37
24.10

Detailed Comparison

The 1977 Cal 33 and 1979 Pearson 37 represent two takes on sloop-rigged sailing. The 1977 Cal 33 is a 1970s design by Cal from USA, while the 1979 Pearson 37 is a 1970s offering from Pearson from USA. The 1977 Cal 33 was penned by Bill Lapworth / C. Raymond Hunt. The 1979 Pearson 37 was designed by William Shaw.

In terms of size, the 1977 Cal 33 measures 10.06m (33.0ft) overall with a beam of 3.20m, compared to the 1979 Pearson 37 at 11.28m (37.0ft) with a 3.43m beam. The 1979 Pearson 37 is 1.22m longer than the 1977 Cal 33. The 1979 Pearson 37 displaces approximately 39% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1977 Cal 33 has modest sail power for its displacement with an SA/D ratio of 14.53 and 43.0 m² of sail area. The 1979 Pearson 37, with an SA/D of 15.18 and 56.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 1979 Pearson 37 has the edge in terms of raw sailing performance.

For comfort and safety, the 1977 Cal 33 offers a moderate motion comfort level (comfort ratio: 22.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.74). The 1979 Pearson 37 has a comfort ratio of 24.1 and a capsize screening value of 0.71. The ballast ratios are 41.7% for the 1977 Cal 33 and 42.5% for the 1979 Pearson 37, reflecting their respective approaches to stability.

Below deck, the 1977 Cal 33 provides 6 berths in 2 cabins with 114L of water capacity and 68L of fuel. The 1979 Pearson 37 offers 6 berths in 2 cabins with 190L water and 95L fuel capacity.

Verdict

For cruising: The 1979 Pearson 37 is the better choice for comfortable cruising thanks to its higher comfort ratio, offering a gentler motion at sea that crews will appreciate on longer passages.

For racing: The 1979 Pearson 37 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

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Or view individual specs: 1977 Cal 33 · 1979 Pearson 37